ICIFX vs. PRTBX

Last updated Jun 4, 2026

ICIFX (Invesco Conservative Income Fund) and PRTBX (Permanent Portfolio Short-Term Treasury Portfolio) are both Ultrashort Bond funds. Over the past 10 years, ICIFX returned 2.55%/yr vs 1.26%/yr for PRTBX. At a 0.31 correlation, their price movements are largely independent. ICIFX charges 0.27%/yr vs 0.65%/yr for PRTBX.

Performance

ICIFX vs. PRTBX - Performance Comparison

The chart below illustrates the hypothetical performance of a $10,000 investment in Invesco Conservative Income Fund (ICIFX) and Permanent Portfolio Short-Term Treasury Portfolio (PRTBX). The values are adjusted to include any dividend payments, if applicable.

Returns By Period

In the year-to-date period, ICIFX achieves a 1.46% return, which is significantly higher than PRTBX's 0.76% return. Over the past 10 years, ICIFX has outperformed PRTBX with an annualized return of 2.55%, while PRTBX has yielded a comparatively lower 1.26% annualized return.

ICIFX

• 1D: 0.00%
• 1M: 0.35%
• YTD: 1.46%
• 6M: 1.84%
• 1Y: 4.37%
• 3Y*: 5.11%
• 5Y*: 3.41%
• 10Y*: 2.55%

PRTBX

• 1D: 0.00%
• 1M: 0.18%
• YTD: 0.76%
• 6M: 1.03%
• 1Y: 3.18%
• 3Y*: 3.85%
• 5Y*: 1.98%
• 10Y*: 1.26%

*Multi-year figures are annualized to reflect compound growth (CAGR)

ICIFX vs. PRTBX - Yearly Performance Comparison

	2026 (YTD)	2025	2024	2023	2022	2021	2020	2019	2018	2017
ICIFX Invesco Conservative Income Fund	1.46%	4.97%	5.74%	4.77%	0.37%	-0.09%	1.74%	2.83%	2.03%	1.45%
PRTBX Permanent Portfolio Short-Term Treasury Portfolio	0.76%	4.19%	4.12%	3.79%	-2.28%	-0.74%	0.10%	1.76%	1.16%	0.12%

Correlation

The correlation between ICIFX and PRTBX is 0.43, which is low. Their price movements are largely independent, making them effective diversification partners.

	Correlation
Correlation (1Y) Calculated over the trailing 1-year period	0.43
Correlation (3Y) Calculated over the trailing 3-year period	0.46
Correlation (5Y) Calculated over the trailing 5-year period	0.47
Correlation (10Y) Calculated over the trailing 10-year period	0.33
Correlation (All Time) Calculated using the full available price history since Jan 5, 2015	0.31

The correlation between ICIFX and PRTBX shifts across timeframes, from 0.31 (all time) to 0.47 (5 years), reflecting how their relationship changes across market environments.

Return for Risk

ICIFX vs. PRTBX — Risk / Return Rank

Compare risk-adjusted metric ranks to identify better-performing investments over the past 12 months.

ICIFX

ICIFX Risk / Return Rank: 98
ICIFX Sharpe Ratio Rank: 92
ICIFX Sortino Ratio Rank: 99
ICIFX Omega Ratio Rank: 99
ICIFX Calmar Ratio Rank: 99
ICIFX Martin Ratio Rank: 99

PRTBX

PRTBX Risk / Return Rank: 99
PRTBX Sharpe Ratio Rank: 99
PRTBX Sortino Ratio Rank: 99
PRTBX Omega Ratio Rank: 98
PRTBX Calmar Ratio Rank: 99
PRTBX Martin Ratio Rank: 99

The rank (0–100) shows how this investment's returns compare to the risk taken. Higher = better. Based on the past 12 months of data, combining Sharpe, Sortino, and other metrics used by quantitative funds and institutional investors.

ICIFX vs. PRTBX - Risk-Adjusted Trends Comparison

This table presents a comparison of risk-adjusted performance metrics for Invesco Conservative Income Fund (ICIFX) and Permanent Portfolio Short-Term Treasury Portfolio (PRTBX). Risk-adjusted metrics are performance indicators that assess an investment's returns in relation to its risk, enabling a more accurate comparison of different investment options.

	ICIFX	PRTBX	Difference
Sharpe ratio: Return per unit of total volatility	3.15	4.73	-1.58
Sortino ratio: Return per unit of downside risk	10.21	8.82	+1.40
Omega ratio: Gain probability vs. loss probability	3.40	2.27	+1.13
Calmar ratio: Return relative to maximum drawdown	11.10	10.02	+1.08
Martin ratio: Return relative to average drawdown	51.47	48.61	+2.86
Data is calculated on a 1-year rolling basis and updated daily. The trend shows the change in the indicator over the past month.

ICIFX vs. PRTBX - Sharpe Ratio Comparison

The current ICIFX Sharpe Ratio is 3.15, which is lower than the PRTBX Sharpe Ratio of 4.73. The chart below compares the historical Sharpe Ratios of ICIFX and PRTBX, calculated using daily returns over the previous 12 months. A higher Sharpe Ratio indicates better risk-adjusted performance relative to the risk-free rate.

Sharpe Ratios by Period

	ICIFX	PRTBX	Difference
Sharpe Ratio (1Y) Calculated over the trailing 1-year period	3.15	4.73	-1.58
Sharpe Ratio (5Y) Calculated over the trailing 5-year period	2.52	1.65	+0.87
Sharpe Ratio (10Y) Calculated over the trailing 10-year period	2.30	1.46	+0.84
Sharpe Ratio (All Time) Calculated using the full available price history	2.22	3.89	-1.68

Drawdowns

ICIFX vs. PRTBX - Drawdown Comparison

The maximum ICIFX drawdown since its inception was -2.19%, smaller than the maximum PRTBX drawdown of -5.13%. Use the drawdown chart below to compare losses from any high point for ICIFX and PRTBX.

Drawdown Indicators

	ICIFX	PRTBX	Difference
Max Drawdown Largest peak-to-trough decline	-2.19%	-5.13%	+2.94%
Max Drawdown (1Y) Largest decline over 1 year	-0.40%	-0.32%	-0.08%
Max Drawdown (3Y) Largest decline over 3 years	-0.40%	-0.44%	+0.04%
Max Drawdown (5Y) Largest decline over 5 years	-1.24%	-3.70%	+2.46%
Max Drawdown (10Y) Largest decline over 10 years	-2.19%	-4.36%	+2.17%
Current Drawdown Current decline from peak	0.00%	-0.02%	+0.02%
Average Drawdown Average peak-to-trough decline	-0.11%	-0.96%	+0.85%
Ulcer Index Depth and duration of drawdowns from previous peaks	0.09%	0.07%	+0.02%

Volatility

ICIFX vs. PRTBX - Volatility Comparison

Invesco Conservative Income Fund (ICIFX) has a higher volatility of 0.43% compared to Permanent Portfolio Short-Term Treasury Portfolio (PRTBX) at 0.15%. This indicates that ICIFX's price experiences larger fluctuations and is considered to be riskier than PRTBX based on this measure. The chart below showcases a comparison of their rolling one-month volatility.

Volatility by Period

	ICIFX	PRTBX	Difference
Volatility (1M) Calculated over the trailing 1-month period	0.43%	0.15%	+0.28%
Volatility (6M) Calculated over the trailing 6-month period	1.04%	0.40%	+0.64%
Volatility (1Y) Calculated over the trailing 1-year period	1.40%	0.68%	+0.72%
Volatility (5Y) Calculated over the trailing 5-year period, annualized	1.36%	1.21%	+0.15%
Volatility (10Y) Calculated over the trailing 10-year period, annualized	1.12%	0.86%	+0.26%

ICIFX vs. PRTBX - Expense Ratio Comparison

ICIFX has a 0.27% expense ratio, which is lower than PRTBX's 0.65% expense ratio.

Dividends

ICIFX vs. PRTBX - Dividend Comparison

ICIFX's dividend yield for the trailing twelve months is around 4.48%, more than PRTBX's 3.36% yield.

Position	TTM	2025	2024	2023	2022	2021	2020	2019	2018	2017	2016	2015
ICIFX Invesco Conservative Income Fund	4.48%	4.74%	5.37%	3.53%	1.47%	0.40%	1.22%	2.29%	2.21%	1.34%	0.91%	0.47%
PRTBX Permanent Portfolio Short-Term Treasury Portfolio	3.36%	3.39%	2.69%	1.79%	0.00%	0.00%	0.21%	1.65%	0.83%	0.00%	0.00%	0.00%

Frequently Asked Questions

Can I hold both ICIFX and PRTBX in my portfolio?

ICIFX and PRTBX have a correlation of 0.43, meaning they provide meaningful diversification benefit when combined. Depending on your allocation goals, holding both could reduce overall portfolio risk.

Which is riskier, ICIFX or PRTBX?

ICIFX has higher volatility (0.43%) compared to PRTBX (0.15%). In terms of maximum drawdown, ICIFX dropped -2.19% vs PRTBX's -5.13%.

Which has better risk-adjusted returns?

PRTBX currently has the higher Sharpe Ratio (4.72 vs 3.15), meaning it's delivered slightly more return per unit of risk over the trailing 12 months. However, this ranking shifts over time - use the Risk/Return Score above for a more comprehensive view that combines Sharpe, Sortino, and other measures used by quantitative funds.